diff --git a/[refs] b/[refs]
index 4e0fa0a1a4e1..42dc2d40bac9 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 41e20983fe553b39bc2b00e07c7a379f0c86a4bc
+refs/heads/master: cf6e693212263d33c5882e4653df89a2fca4c0c4
diff --git a/trunk/drivers/block/loop.c b/trunk/drivers/block/loop.c
index edda9ea7c626..bd112c8c7bcd 100644
--- a/trunk/drivers/block/loop.c
+++ b/trunk/drivers/block/loop.c
@@ -949,7 +949,7 @@ static int loop_clr_fd(struct loop_device *lo, struct block_device *bdev)
 	lo->lo_state = Lo_unbound;
 	/* This is safe: open() is still holding a reference. */
 	module_put(THIS_MODULE);
-	if (max_part > 0)
+	if (max_part > 0 && bdev)
 		ioctl_by_bdev(bdev, BLKRRPART, 0);
 	mutex_unlock(&lo->lo_ctl_mutex);
 	/*